11523472 has 40 divisors (see below), whose sum is σ = 23141376. Its totient is φ = 5556096.

The previous prime is 11523461. The next prime is 11523497. The reversal of 11523472 is 27432511.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90673 + ... + 90799.

Almost surely, 2^11523472 is an apocalyptic number.

It is an amenable number.

11523472 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

11523472 is a wasteful number, since it uses less digits than its factorization.

11523472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295 (or 289 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 11523472 is about 3394.6239850682. The cubic root of 11523472 is about 225.8713340766.

Adding to 11523472 its reverse (27432511), we get a palindrome (38955983).

It can be divided in two parts, 1152 and 3472, that added together give a square (4624 = 68²).

The spelling of 11523472 in words is "eleven million, five hundred twenty-three thousand, four hundred seventy-two".